Protection
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How to Install a CCTV Camera? CCTV Camera Installation with DVR
CCTV Camera Installation Wiring with DVR Security System – Step by Step To keep the system simple (as it is) we will go step by step to show how to…
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Blocking Diode and Bypass Diodes in a Solar Panel Junction Box
Bypass Diode and Blocking Diode Working used for Solar Panel Protection in Shaded Condition In different types of solar panels designs, both the bypass and blocking diodes are included by…
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Difference Between Real Ground and Virtual Ground
What is the Difference Between Real Ground and Virtual Ground? Real ground refers to a physical connection between the metallic body of a device to the earth or ground through…
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Why the Voltage in a Short Circuit is Zero and Current is High
Why the Reactance and Voltage under Fault Condition is Low and Current is High Theoretically and ideally, the Voltage and Reactance of a system (under fault condition such as short…
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Fuse, Circuit Breaker and Protection Symbols
Protection, Circuit Breaker and Fuses Symbols Fuse These are some of the symbolic representation of a generic fuse in any electrical circuit. A fuse is used for protection of any…
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Relay Symbols – Electrical and Electronic Symbols
Relays Symbols – Coil, Solenoid, Electromagnet & Contacts Symbols Solenoid operated Relay The solenoid operated relay has a coil wound around a core that produces magnetic field when the coil…
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Is Lightning AC or DC ?
Is Lightning Alternating Current (AC) or Direct Current (DC)? Lightning is a transient impulse, meaning it’s neither purely AC nor DC, but rather a combination of both. In other words,…
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What Happens When an AC Line Touches a DC Line?
What Happens When DC Equipment are Operated on AC Voltage and Vice Versa ? AC and DC Mixed Operated Devices There is no simple, one-word answer like ‘Yes’ or ‘No’…
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AC or DC – Which One is More Dangerous And Why ?
Which is More Dangerous – AC or DC? First of all, keep in mind that both AC and DC voltage and current are dangerous and potentially hazardous. They can be…
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Difference between Circuit Breaker and Isolator / Disconnector
Main Differences between Isolator / Disconnector and Circuit Breaker Isolator and Disconnetor As the name suggests, An Isolator or Disconnector is an isolating or disconnecting switch which disconnects or isolate…
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